P8327A-4

The P8327A-4 multimode direct memory access (DMA) controller is a peripheral interface circuit for microprocessor systems.It is designed to improve system performance by allowing external devices to directly transfer informantion to or from the system memory.

The absolute maximum ratings of the P8327A-4 can be summarized as:(1):the parameter is storage temperature,the value is -65 to +150,the unit is ;(2):the parameter is VCC with respect to VSS,the value is -0.5 to +7.0,the unit is V;(3):the parameter is all signal voltages with respect to VSS,the value is -0.5 to +7.0,the unit is V;(4):the parameter is power dissipation,the value is 1.5,the unit is W.

The operating ranges of the P8327A-4 can be summarized as:(1):the parameter is commercial devices temperature,the symbol is TA,the value is 0 to 70,the unit is ;(2):the parameter is commercial devices supply voltage,the symbol is VCC,the value is 5±5%,the unit is V;(3):the parameter is industrial devices temperature,the symbol is TA,the value is -40 to +85,the unit is ;(4):the parameter is commercial devices supply voltage,the symbol is VCC,the value is 5±10%,the unit is V.